Atoms and Nuclei-Atomic Masses (KVPY Stream-SA (Class 11) Physics): Questions 1 - 1 of 1

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Question number: 1

» Atoms and Nuclei » Atomic Masses

Appeared in Year: 2011

MCQ▾

Question

A nucleus of lead Pb82214 emits two electrons followed by an alpha particle. The resulting nucleus will have

Choices

Choice (4) Response
a.

80 protons and 130 neutrons

b.

78 protons and 134 neutrons

c.

82 protons and 130 neutrons

d.

82 protons and 128 neutrons

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